9th Class Computer Notes Chapter-02

9th Class Computer MCQs Chapter-02
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Binary System:

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9th Class Computer Notes Chapter-02:

MCQs from Text Book Exercise and others included in this Practice panel. By practicing again and again, Student can get good practice on this topic “Binary System” i.e. 9th Class Computer Science MCQs Chapter-02. Best of Luck.

 

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Computer Ch#02, 09th Class

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1 / 70

The number system which has base 2 and it uses only 2-digits (0, 1) is called _______

2 / 70

During conversion Binary to Hexadecimal, we make the group from ___________

3 / 70

A Truth Table is used to check the truth value of a proposition when ___________ are used.

4 / 70

Which Unit size of memory is smallest in computer memory?

5 / 70

The main types of Computer Memory is/ are ______________

6 / 70

Hardware used for Storage devices may be _____________

7 / 70

The order of application of two separate terms is not important in _____________

8 / 70

Every proposition takes one out of two values _________, which is called truth values

9 / 70

Typical Example of _______________ is Hard drive, Memory Card, Flash Drive.

10 / 70

Commonly used number systems are ______________

11 / 70

During conversion Binary to Hexadecimal, if the left group has been less then 4-digits then, we simply ______________

12 / 70

Temporary Memory is also called __________

13 / 70

The number system which has base 10, also it uses ten digits (0-9) is called________

14 / 70

At least _________ byte(s) is required to store any piece of information in a computer’s memory.

15 / 70

__________ may also be written as “P . Q”

16 / 70

If “C” is in Hexadecimal, then its binary value is ____________

17 / 70

This is not a characteristic of Secondary storage devices_____________

18 / 70

To Convert ________________________, we divide the number by 2 and take Quotient and Remainder.

19 / 70

Group of Eight bits is enough space to store single ASCII character, which is called _______

20 / 70

1-Petabyte is equal to ______________

  • (1024)4 bytes
  • (1024)6 bytes
  • (1024)5 bytes
  • (1024)7 bytes

Select Correct Option

21 / 70

“BO93A5” is an example of ______________

22 / 70

To assemble more than one operation and make a single proposition, we use _________

23 / 70

Best example of _____________ is Random Access Memory (RAM)

24 / 70

Number “17” is equal to ___________ in binary system.

25 / 70

Expression (A + B ) . (A+C) is equal to ____________

26 / 70

A device which holds data as long as, it has power supply connected to it, is called _______

27 / 70

___________ may also be written as  ﬧP

28 / 70

In Non-Volatile memory, if we turn of power, the data stored in devices __________

29 / 70

“1001001” is an example of _____________

30 / 70

Which Unit size of memory is smallest in computer memory?

31 / 70

Hexadecimal system has total _____ numbers.

32 / 70

“236598” is an example of _____________

33 / 70

ASCII stands for ________________

34 / 70

_____________ is any physical device which used for storing data.

35 / 70

If “9” is in Hexadecimal, then its binary value is ____________

36 / 70

The smallest unit of data, can hold only one value 0 or 1 called __________

37 / 70

Permanent memory is also called __________

38 / 70

We get a _____________when some logical operator is applied to the Boolean proposition.

39 / 70

External Devises are just plug and play, it means________

40 / 70

To Convert ______________________, divide the number by 16 and take Quotient and Remainder.

41 / 70

This Expression “A + ( B . C ) = ( A + B ) ( A + C )”  is the example of __________

42 / 70

According to Boolean algebra, ___________ is a sentence that can either be true or false.

43 / 70

In computer memory, At least one piece of information take place _____________

44 / 70

  1. A Truth Table is used to check a proposition, weather it is _____________

45 / 70

This Expression “A + B  =  B + A” is the example of __________

46 / 70

_____________ may also be written as “P + Q”

47 / 70

According to _________ law there is no change in result if priority of expressions is changed.

48 / 70

Compound proposition is true only if ________________

49 / 70

A number system is the system of representation of ____________

50 / 70

All the characters on keyboard have an associated code which is called ___________

51 / 70

A device which can hold data even if it is not connected to any power source, is called __________

52 / 70

___________ are assigned on the bases of Truthfulness or falsity of a proposition.

53 / 70

Data to a processor is provided through______________

11 characters left

54 / 70

In Boolean algebra, if we use OR Operator, the compound composition is true if ______________

55 / 70

“It is Cold outside” is a ____________

56 / 70

All Digital devices / Computers store data in _____________

57 / 70

Which is/ are the characteristic of volatile memory devices?

58 / 70

The number system which has base 16 and it use 16-digits (0to 9, A, B, C, D, E, F) is called _______

59 / 70

Which Unit size of memory is biggest in computer memory?

60 / 70

______________help us to simplify complex Boolean Expression.

61 / 70

If “E” is in Hexadecimal, then its binary value is ____________

62 / 70

ASCII Codes are represented in Computer Memory after __________

63 / 70

To convert_____________, simply convert each hexadecimal digit to four binary values

64 / 70

___________ is used to assemble more than one proposition into one proposition.

65 / 70

This Expression “A + 0 = A”  is the example of __________

66 / 70

Any computer hardware that is used for storing, porting and extracting data is called __________

67 / 70

The logical operator___________ is not a connector but it is used to negate a proposition.

68 / 70

In primary and secondary storages, data is stored in the form of _________

69 / 70

This Expression “( A + B ) + C = A  + ( B + C )” is the example of __________

70 / 70

If “F” is in Hexadecimal, then its binary value is ____________

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MCQs Chap # 02 – Computer Science 9th Class (Open/ Download)

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Short Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

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Long Question Answers Chap # 02 – Computer Science 9th Class (Open/ Download)

 

9th Class Computer Science Notes & MCQS:

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Class 9 Computer Science Chapter-Wise Notes